CN111255466A - Construction method for single shaft starting by changing tunnel into shield by mining method - Google Patents
Construction method for single shaft starting by changing tunnel into shield by mining method Download PDFInfo
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- CN111255466A CN111255466A CN202010064783.5A CN202010064783A CN111255466A CN 111255466 A CN111255466 A CN 111255466A CN 202010064783 A CN202010064783 A CN 202010064783A CN 111255466 A CN111255466 A CN 111255466A
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- 238000010276 construction Methods 0.000 title claims abstract description 52
- 238000000034 method Methods 0.000 title claims abstract description 23
- 238000005065 mining Methods 0.000 title description 2
- 230000005641 tunneling Effects 0.000 claims abstract description 19
- 239000000463 material Substances 0.000 claims abstract description 15
- 238000009412 basement excavation Methods 0.000 claims description 45
- 239000002893 slag Substances 0.000 claims description 21
- 239000004035 construction material Substances 0.000 claims description 11
- 229910000831 Steel Inorganic materials 0.000 claims description 4
- 238000004519 manufacturing process Methods 0.000 claims description 4
- 239000010959 steel Substances 0.000 claims description 4
- 238000003466 welding Methods 0.000 claims description 3
- 238000009434 installation Methods 0.000 description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 239000013049 sediment Substances 0.000 description 3
- 238000004891 communication Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 241000282326 Felis catus Species 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 230000000977 initiatory effect Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- -1 track Substances 0.000 description 1
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Classifications
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
- E21D9/06—Making by using a driving shield, i.e. advanced by pushing means bearing against the already placed lining
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
- E21D9/12—Devices for removing or hauling away excavated material or spoil; Working or loading platforms
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
- E21D9/12—Devices for removing or hauling away excavated material or spoil; Working or loading platforms
- E21D9/122—Working or loading platforms
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F13/00—Transport specially adapted to underground conditions
- E21F13/006—Equipment transport systems
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- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Environmental & Geological Engineering (AREA)
- Mechanical Engineering (AREA)
- Excavating Of Shafts Or Tunnels (AREA)
Abstract
The invention provides a construction method for single shaft starting by a mine tunnel-to-shield method, which comprises the following steps: s1) excavating the initial well to the designed depth, and then chiseling the enclosure structure between the initial well and the existing underground tunnel to communicate the initial well with the underground tunnel; s2) adding a lengthening platform at the tail of the original upper platform of the last segment of shield machine trolley, and lengthening a belt conveyor arranged on the upper platform to the lengthening platform; s3) sequentially hoisting the multiple sections of shield machine trolleys and shield machine main body equipment into an originating well; s4) installing small gantry crane equipment for transferring materials in the underground tunnel; s5) installing a plurality of sections of shield machine trolleys and shield machine main body equipment, starting the shield machine after debugging the shield machine main body equipment, and conveying muck generated by starting tunneling of the shield machine out through a subsurface tunnel, thereby solving the problem of underground assembly of the shield machine and the problems of muck outward transportation and material transportation in construction of a starting section, and leading the shield machine to start smoothly as required.
Description
Technical Field
The invention relates to the technical field of shallow-buried underground excavation tunnels, in particular to a construction method for starting a single vertical shaft by a shield-changing method of a mine tunnel.
Background
Because the tunnel construction process is limited by geological conditions, the mine tunnel construction needs to be changed into shield construction, a water conservancy underground excavation tunnel is excavated and formed at the position of the excavation tunnel, a shield machine trolley of a shield machine needs to be stored in the excavated water conservancy tunnel through an originating well, a slag hole is not formed in the early stage of the originating, and the problems of difficult slag discharge and material transportation in the shaft assembly and originating section construction of the shield machine need to be solved.
Disclosure of Invention
The invention provides a construction method for single-shaft launching by a mine tunnel-to-shield method, which solves the problems of underground assembly of a shield machine and outward transportation of construction slag and material transportation at a launching section, and enables the shield machine to smoothly start as required.
The invention provides a construction method for single shaft starting by a mine tunnel shield-changing method, which comprises the following steps: s1), after carrying out excavation construction of the starting well to the designed depth, chiseling a building enclosure between the starting well and the existing underground excavation tunnel so that the starting well is communicated with the underground excavation tunnel; s2) adding a lengthened platform at the tail part of the original upper platform of the last segment of shield machine trolley, and lengthening a belt conveyor arranged on the upper platform to the lengthened platform; s3) hanging the multiple sections of the shield machine trolleys and the shield machine main body equipment into the starting well in sequence; s4) installing small gantry crane equipment for transferring materials in the underground tunnel; s5) installing the multiple sections of the shield machine trolleys and the shield machine main body equipment, starting the shield machine after debugging the shield machine main body equipment, and transporting out muck generated by starting and tunneling of the shield machine through the underground excavation tunnel.
Preferably, in the step S1), after performing the originating well excavation construction to the designed depth, chiseling the enclosure between the originating well and the existing underground excavated tunnel so that the originating well communicates with the underground excavated tunnel, including: and carrying out expanded excavation or temporary non-construction secondary lining structure treatment on the connected section of the underground excavation tunnel and the starting well, wherein the treated connected section meets the placement requirement of the shield machine.
Preferably, in step S2), adding a lengthened platform at the tail of the original upper platform of the last shield tunneling machine trolley, and extending the belt conveyor mounted on the upper platform to the lengthened platform, includes: manufacturing a platform support of the lengthened platform, and fixing the platform support on the last segment of the shield machine trolley; moving a belt drive device of the belt conveyor back a predetermined distance from an original installation position to the platform support tail; additionally arranging an extension belt bracket on the platform support according to the preset distance, so that the extension belt bracket is superposed with the central line of the original belt bracket of the belt conveyor on the upper platform; and two opposite ends of the extension belt bracket and the original belt bracket are respectively provided with a stressed balancing weight for balancing the shield machine trolley.
Preferably, the platform support is made using 18# i-steel welding.
Preferably, after the lengthened platform is additionally arranged, a slag hole corresponding to the blanking position of the belt conveyor is arranged at the tail part of the lengthened platform.
Preferably, the extension belt bracket is welded and fixed with the original belt bracket of the belt conveyor on the upper platform.
Preferably, in step S3), the hoisting the plurality of segments of the shield machine trolley and the shield machine main body equipment into the starting well in sequence includes: and arranging a large crane on the wellhead of the starting well on the ground, and sequentially hoisting the plurality of sections of the shield machine trolleys and the shield machine main body equipment into the starting well through the large crane.
Preferably, the method further comprises: and when the shield machine completes negative ring construction and carries out positive ring construction to a preset distance, removing the duct piece at the position of the negative ring, then conveying the muck generated by excavation of the shield machine out of the initial well, and lifting the shield construction material from the shield initial well into the well.
The construction method for starting the single vertical shaft by the mine tunnel shield-changing method provided by the invention has the advantages that the starting well is communicated with the underground excavated tunnel by chiseling the enclosing structure between the starting well and the existing underground excavated tunnel; the belt conveyor arranged on the upper platform is extended to the extended platform, so that a slag car is used for receiving slag in the underground excavation tunnel at the initial stage, and the problem of slag receiving is solved; sequentially hoisting a plurality of sections of the shield machine trolleys and the shield machine main body equipment into the starting well, and preparing for assembling, debugging and smooth starting; a small gantry crane device for transferring materials is arranged in the underground excavation tunnel and used for transferring construction materials, so that the problem of material transportation is solved, and the transportation efficiency is improved; after the main body equipment of the shield machine is debugged, the shield machine starts, and muck generated by the starting tunneling of the shield machine is transported out through the underground excavation tunnel, so that the problem of transporting muck out is solved.
Additional features and advantages of embodiments of the invention will be set forth in the detailed description which follows.
Drawings
The accompanying drawings, which are included to provide a further understanding of the embodiments of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the embodiments of the invention without limiting the embodiments of the invention. In the drawings:
fig. 1 is a flow chart showing steps of a construction method for single-shaft launching by a mine method tunnel shield changing method according to an embodiment of the invention;
fig. 2 is a side view of a shield tunneling machine truck in a construction method for single shaft origination in a mine method tunnel-to-shield method according to an embodiment of the present invention.
Description of the reference numerals
1 shield constructs 2 upper portion platforms of quick-witted platform truck
201 original belt bracket 3 lengthening platform
301 platform support 302 extension belt bracket
4 balance weight block
Detailed Description
The following detailed description of embodiments of the invention refers to the accompanying drawings. It should be understood that the detailed description and specific examples, while indicating embodiments of the invention, are given by way of illustration and explanation only, not limitation.
The technical solution in the embodiments of the present invention is described in detail below with reference to the accompanying drawings.
Because the tunnel construction process is limited by geological conditions, the mine tunnel construction needs to be changed into shield construction, a water conservancy underground excavation tunnel is excavated and formed at the position of the excavation tunnel, a shield machine trolley of a shield machine needs to be stored in the excavated water conservancy tunnel through an originating well, the shield machine is not provided with a slag outlet at the early stage, and the problems of difficult slag discharging of the shield machine during the shaft descending assembly and the originating section construction need to be solved.
As shown in fig. 1-2, the invention provides a construction method for starting a single vertical shaft by a mine method tunnel shield-changing method, which comprises the following steps: s1), after carrying out excavation construction of the starting well to the designed depth, chiseling a building enclosure between the starting well and the existing underground excavation tunnel so that the starting well is communicated with the underground excavation tunnel; s2) adding a lengthened platform 3 at the tail part of the original upper platform 2 of the last segment of shield machine trolley 1, and lengthening a belt conveyor arranged on the upper platform 2 to the lengthened platform 3; s3) hanging the multiple sections of the shield machine trolleys and the shield machine main body equipment into the starting well in sequence; s4) installing small gantry crane equipment for transferring materials in the underground tunnel; s5) installing the multiple sections of the shield machine trolleys and the shield machine main body equipment, starting the shield machine after debugging the shield machine main body equipment, and transporting out muck generated by starting and tunneling of the shield machine through the underground excavation tunnel.
According to the technical scheme, the construction method for starting the single vertical shaft by the mine tunnel shield-changing method comprises the steps of S1) excavating and constructing the starting shaft to the designed depth, and then chiseling the enclosure structure between the starting shaft and the existing underground excavation tunnel to enable the starting shaft to be communicated with the underground excavation tunnel; and preparing for the shield tunneling machine to go into the well.
According to an embodiment of the present invention, preferably, the step S1), after performing the originating well excavation construction to a designed depth, chiseling an enclosure between the originating well and an existing underground tunnel so that the originating well communicates with the underground tunnel includes: and carrying out expanded excavation or temporary non-construction secondary lining structure treatment on the underground excavation tunnel and the communication section of the starting well, wherein the treated communication section meets the placement requirement of the shield machine so as to ensure that the underground excavation tunnel at the section has enough clearance and the shield machine trolley has enough placement and assembly space.
According to the technical scheme of the invention, as shown in fig. 2, step S2) is to add the lengthened platform 3 at the tail of the original upper platform 2 of the last shield tunneling machine trolley 1, and extend the belt conveyor installed on the upper platform 2 to the lengthened platform 3. Because the shield machine does not have a position to set up an independent muck conveying port when beginning to excavate, therefore the muck that excavates the production need be carried out through the undercut tunnel, in order to satisfy the needs of slagging tap in the hole to consider the convenience of construction operation, need install the band conveyer of upper portion platform 2 prolong to extension platform 3, so that use the slag car to connect the sediment transportation in the undercut tunnel in the stage of initiating, solved and connect the problem of sediment.
According to an embodiment of the present invention, the step S2) of adding the extension platform 3 to the tail of the original upper platform 2 of the last shield tunneling machine trolley 1 and extending the belt conveyor mounted on the upper platform 2 to the extension platform 3 includes: manufacturing a platform support 301 of the lengthened platform 3, and fixing the platform support 301 on the last segment of the shield tunneling machine trolley 1; moving a belt driving device of the belt conveyor back to the tail of the platform support 301 by a preset distance from an original installation position; according to the preset distance is in add extension belt bracket 302 on platform support 301, make extension belt bracket 302 with the coincidence of the central line of the original belt bracket 201 of band conveyer on upper portion platform 2 can realize the extension to original belt transport platform 2 to the parking of dregs car with connect the sediment needs.
According to an embodiment of the present invention, a plurality of rollers are installed on the original belt bracket 201 and the extended belt bracket 302, a belt is sleeved on the plurality of rollers, and a belt driving device drives the plurality of rollers to rotate, so as to drive the belt to run.
The width of the lengthened platform 3 is the same as that of the original upper platform 2 of the shield tunneling machine trolley 1, and the lengthened platform is made of a 16mm steel plate.
According to an embodiment of the present invention, preferably, the platform support 301 is made of 18# i-steel by welding, the platform support 301 is a triangular bracket, two right-angle sides are respectively used for fixing with the shield machine trolley 1 and as a supporting plane, the bracket with the triangular structure has good stability, and can provide sufficient supporting force for the lengthened belt transportation platform 3.
According to one embodiment of the invention, after the extension platform 3 is additionally arranged, a slag outlet corresponding to the blanking position of the belt conveyor is arranged at the tail part of the extension platform 3. The hopper of the slag car can stop below the slag outlet, so that slag receiving transportation is facilitated, and the transportation efficiency is improved.
According to an embodiment of the present invention, the extension belt bracket 302 is preferably welded and fixed to the original belt bracket 201 of the belt conveyor on the upper platform 2, so that the overall stability is increased, and the smooth slag transportation during the construction process is ensured.
Because the belt driving device moves backwards from the middle part of the trolley to the tail part of the lengthened platform 3, the gravity of the belt driving device is concentrated on the tail part of the lengthened platform 3, so that the stress of the shield trolley 1 is unbalanced, in order to balance the stress of the shield trolley 1, according to the technical scheme of the invention, two stressed counter weights 4 used for balancing the shield trolley 1 are respectively installed at two opposite ends of the lengthened belt bracket 302 and the original belt bracket 201, and the weights of the two stressed counter weights 4 are determined according to the weights of the shield trolley 1 and the lengthened belt conveying platform 3.
According to the technical scheme, step S3) a plurality of sections of the shield machine trolleys and the shield machine main body equipment are sequentially hoisted into the starting well, the last section of the shield machine trolley 1 in the plurality of sections of the shield machine trolleys is firstly hoisted into the starting well, the rest shield machine trolleys are sequentially hoisted in the installation sequence, the plurality of sections of the shield machine trolleys can be sequentially pulled into the underground excavation tunnel by using a storage battery car, and finally the shield machine main body equipment is hoisted into the starting well, so that preparation is made for assembling and debugging the plurality of sections of the shield machine trolleys and the shield machine main body equipment and smooth starting of the shield machine.
According to an embodiment of the present invention, preferably, in step S3), the hoisting the plurality of segments of the shield machine trolley and the shield machine main body equipment into the originating well in sequence includes: and arranging a large crane on a wellhead of the starting well on the ground, and sequentially hoisting the multiple sections of the shield machine trolleys and the shield machine main body equipment into the starting well through the large crane, wherein preferably, the large crane can adopt a 260t crawler crane for triple work, so that the construction requirement can be met.
According to the technical scheme of the invention, step S4) small gantry crane equipment for transferring materials is installed in the underground excavation tunnel and is used for transferring construction materials, so that the problem of material transportation is solved, and the transportation efficiency is improved.
According to one embodiment of the invention, the installation position of the small gantry crane equipment is determined according to the length of all auxiliary equipment of the shield tunneling machine entering the underground excavation tunnel after being completely lowered into the well and the length of the battery car marshalling train so as to facilitate the in-hole transportation of construction materials running through the underground excavation tunnel, wherein the construction materials comprise: tunnel segment, consumptive materials such as grease, foam that the construction needs to and supporting materials such as track, water pipe, pavement board.
According to one embodiment of the invention, the installation height and width of the small gantry crane equipment are adapted to the section size of the underground excavation tunnel, and the installation height and width are maximized under the condition that the clearance allows so as to meet the requirement of transportation.
In the starting stage, a properly modified and reinforced agricultural vehicle can be adopted to transport construction materials to the small gantry crane walking area from the underground excavation tunnel branch hole opening site, then the construction materials are transported to the construction position of the shield machine by the storage battery car, the construction efficiency can be improved, and the vehicles meeting and the vehicles passing by the transport vehicle can be carried out by utilizing the original cat hole in the underground excavation tunnel.
After the multiple sections of the shield tunneling machine trolleys and the shield tunneling machine main body equipment are installed and debugged, negative ring construction is firstly carried out, and because no special slag conveying port exists, the slag soil can only be conveyed out through the underground excavation tunnel. According to the technical scheme of the invention, step S5) is carried out, the multiple sections of the shield machine trolleys and the shield machine main body equipment are installed, the shield machine starts after the shield machine main body equipment is debugged, and muck generated by the shield machine starting tunneling is transported out through the underground tunnel, so that the problem of muck outward transportation is solved.
According to an embodiment of the present invention, preferably, the method further comprises: and when the shield machine completes negative ring construction and carries out positive ring construction to a preset distance, removing the duct piece at the position of the negative ring, then conveying the muck generated by excavating the shield machine out of the originating well, and lifting the shield construction material from the shield originating well to lower the muck into the well. The shield machine is constructed to a preset distance behind the main ring after the shield machine is started, the starting well can be exposed, the muck can be directly transported out of the starting well and the construction materials can be transported out, and the construction efficiency can be improved.
The invention aims to provide a construction method for starting a single vertical shaft by a mine tunnel shield-changing method, which is characterized in that a building enclosure between a starting well and an existing underground excavated tunnel is chiseled off, so that the starting well is communicated with the underground excavated tunnel; the belt conveyor arranged on the upper platform 2 is extended to the extended platform 3, so that a slag car is used for receiving slag in the underground excavation tunnel in the initial stage, and the problem of slag receiving is solved; sequentially hoisting a plurality of sections of the shield machine trolleys and the shield machine main body equipment into the starting well, and preparing for assembling, debugging and smooth starting; a small gantry crane device for transferring materials is arranged in the underground excavation tunnel and used for transferring construction materials, so that the problem of material transportation is solved, and the transportation efficiency is improved; after the main body equipment of the shield machine is debugged, the shield machine starts, and muck generated by the starting tunneling of the shield machine is transported out through the underground excavation tunnel, so that the problem of transporting muck out is solved.
Although the embodiments of the present invention have been described in detail with reference to the accompanying drawings, the embodiments of the present invention are not limited to the details of the above embodiments, and various simple modifications can be made to the technical solutions of the embodiments of the present invention within the technical idea of the embodiments of the present invention, and the simple modifications all belong to the protection scope of the embodiments of the present invention.
It should be noted that the various features described in the above embodiments may be combined in any suitable manner without departing from the scope of the invention. In order to avoid unnecessary repetition, the embodiments of the present invention do not describe every possible combination.
In addition, any combination of various different implementation manners of the embodiments of the present invention is also possible, and the embodiments of the present invention should be considered as disclosed in the embodiments of the present invention as long as the combination does not depart from the spirit of the embodiments of the present invention.
Claims (8)
1. A construction method for starting a single vertical shaft by a mine method tunnel shield-changing method is characterized by comprising the following steps:
s1), after carrying out excavation construction of the starting well to the designed depth, chiseling a building enclosure between the starting well and the existing underground excavation tunnel so that the starting well is communicated with the underground excavation tunnel;
s2) adding a lengthening platform (3) at the tail of the original upper platform (2) of the last segment of shield machine trolley (1), and lengthening a belt conveyor arranged on the upper platform (2) to the lengthening platform (3);
s3) hanging the multiple sections of the shield machine trolleys and the shield machine main body equipment into the starting well in sequence;
s4) installing small gantry crane equipment for transferring materials in the underground tunnel;
s5) installing the multiple sections of the shield machine trolleys and the shield machine main body equipment, starting the shield machine after debugging the shield machine main body equipment, and transporting out muck generated by starting and tunneling of the shield machine through the underground excavation tunnel.
2. The construction method according to claim 1, wherein the step S1) of removing an enclosure between the originating well and the existing underground tunnel after performing the originating well excavation construction to a designed depth so that the originating well communicates with the underground tunnel comprises:
and carrying out expanded excavation or temporary non-construction secondary lining structure treatment on the connected section of the underground excavation tunnel and the starting well, wherein the treated connected section meets the placement requirement of the shield machine.
3. The construction method according to claim 1, wherein the step S2) of adding an extension platform (3) at the tail of the original upper platform (2) of the last shield machine trolley (1) and extending a belt conveyor installed on the upper platform (2) to the extension platform (3) comprises:
manufacturing a platform support (301) of the lengthened platform (3), and fixing the platform support (301) on the last segment of shield machine trolley (1);
moving a belt drive device of the belt conveyor back a predetermined distance from an original mounting position to the tail of the platform support (301);
additionally arranging an extension belt bracket (302) on the platform support (301) according to the preset distance, so that the extension belt bracket (302) is overlapped with the central line of the original belt bracket (201) of the belt conveyor on the upper platform (2);
and two opposite ends of the extension belt bracket (302) and the original belt bracket (201) are respectively provided with a stressed balancing weight (4) for balancing the shield machine trolley (1).
4. Construction method according to claim 3, wherein the platform support (301) is made using 18# I-steel welding.
5. The construction method according to claim 3, characterized in that after the addition of the lengthening platform (3), a slag hole corresponding to the blanking position of the belt conveyor is provided at the tail of the lengthening platform (3).
6. A method according to claim 3, characterized in that the elongated belt carrier (302) is welded to the original belt carrier (201) of the belt conveyor on the upper platform (2).
7. The construction method according to claim 1, wherein in step S3), the step of sequentially hoisting the plurality of segments of the shield tunneling machine trolley and the shield tunneling machine main body equipment into the originating well comprises:
and arranging a large crane on the wellhead of the starting well on the ground, and sequentially hoisting the plurality of sections of the shield machine trolleys and the shield machine main body equipment into the starting well through the large crane.
8. The construction method according to claim 1, further comprising: and when the shield machine completes negative ring construction and carries out positive ring construction to a preset distance, removing the duct piece at the position of the negative ring, then conveying the muck generated by excavation of the shield machine out of the initial well, and lifting the shield construction material from the shield initial well into the well.
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| CN202010064783.5A CN111255466A (en) | 2020-01-20 | 2020-01-20 | Construction method for single shaft starting by changing tunnel into shield by mining method |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4498809B2 (en) * | 2004-04-15 | 2010-07-07 | 株式会社大林組 | Excavation soil unloading device |
| CN102616520A (en) * | 2012-04-05 | 2012-08-01 | 中铁十局集团济南铁路工程有限公司 | Auxiliary device for shield single-well integral starting belt conveyor |
| CN105673034A (en) * | 2016-04-18 | 2016-06-15 | 中铁六局集团有限公司 | Split starting shield tunneling machine and temporary deslagging system |
| CN207377565U (en) * | 2017-11-13 | 2018-05-18 | 中铁十二局集团第二工程有限公司 | Constructing metro tunnel structure containing complicated geological and without shield launching place |
| CN108131148A (en) * | 2018-01-22 | 2018-06-08 | 中交第二航务工程局有限公司 | Extra small starting well shield separate launching construction method |
| CN109441459A (en) * | 2018-11-21 | 2019-03-08 | 粤水电轨道交通建设有限公司 | A kind of earth pressure balanced shield separate launching side excavating construction method |
| CN208605186U (en) * | 2018-06-01 | 2019-03-15 | 广州地铁设计研究院股份有限公司 | Shield launching and reception end bracing means in Tunneling by mining method |
| CN208918538U (en) * | 2018-09-27 | 2019-05-31 | 中国电建集团铁路建设有限公司 | A kind of lateral deslagging device of large-diameter shield machine separate launching |
-
2020
- 2020-01-20 CN CN202010064783.5A patent/CN111255466A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4498809B2 (en) * | 2004-04-15 | 2010-07-07 | 株式会社大林組 | Excavation soil unloading device |
| CN102616520A (en) * | 2012-04-05 | 2012-08-01 | 中铁十局集团济南铁路工程有限公司 | Auxiliary device for shield single-well integral starting belt conveyor |
| CN105673034A (en) * | 2016-04-18 | 2016-06-15 | 中铁六局集团有限公司 | Split starting shield tunneling machine and temporary deslagging system |
| CN207377565U (en) * | 2017-11-13 | 2018-05-18 | 中铁十二局集团第二工程有限公司 | Constructing metro tunnel structure containing complicated geological and without shield launching place |
| CN108131148A (en) * | 2018-01-22 | 2018-06-08 | 中交第二航务工程局有限公司 | Extra small starting well shield separate launching construction method |
| CN208605186U (en) * | 2018-06-01 | 2019-03-15 | 广州地铁设计研究院股份有限公司 | Shield launching and reception end bracing means in Tunneling by mining method |
| CN208918538U (en) * | 2018-09-27 | 2019-05-31 | 中国电建集团铁路建设有限公司 | A kind of lateral deslagging device of large-diameter shield machine separate launching |
| CN109441459A (en) * | 2018-11-21 | 2019-03-08 | 粤水电轨道交通建设有限公司 | A kind of earth pressure balanced shield separate launching side excavating construction method |
Non-Patent Citations (1)
| Title |
|---|
| 李晖: "300m小半径曲线隧道单工作井内盾构整体始发技术", 《建筑技术》 * |
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Application publication date: 20200609 |